Home / 27,859.23-41,778.45-11,213.64

Finding the Fourth Proportional to 27,859.23, 41,778.45 and 11,213.64

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Solution

The fourth proportional to 27,859.23, 41,778.45 and 11,213.64 is: 16,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,859.23 : 41,778.45 = 11,213.64 : x
  2. Step 2: Convert to fraction form
    27,859.23/41,778.45 = 11,213.64/x
  3. Step 3: Cross multiply
    27,859.23x = 41,778.45 × 11,213.64
  4. Step 4: Simplify right side
    27,859.23x = 468,488,498.06
  5. Step 5: Solve for x
    x = 468,488,498.06/27,859.23
  6. Step 6: Final answer
    x = 16,816.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.